Home / 494,655,575.20-741,983,362.80-171,539,447.20

Finding the Fourth Proportional to 494,655,575.20, 741,983,362.80 and 171,539,447.20

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Solution

The fourth proportional to 494,655,575.20, 741,983,362.80 and 171,539,447.20 is: 257,309,170.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,655,575.20 : 741,983,362.80 = 171,539,447.20 : x
  2. Step 2: Convert to fraction form
    494,655,575.20/741,983,362.80 = 171,539,447.20/x
  3. Step 3: Cross multiply
    494,655,575.20x = 741,983,362.80 × 171,539,447.20
  4. Step 4: Simplify right side
    494,655,575.20x = 127,279,415,886,309,024
  5. Step 5: Solve for x
    x = 127,279,415,886,309,024/494,655,575.20
  6. Step 6: Final answer
    x = 257,309,170.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.